Comparison

DevHabit vs 青灯墨屏

Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.

Head to head
About

DevHabit

Features
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Make Change a Habit, Make Persistence Simple DevHabit is a professional habit tracking app that helps you build good habits and break bad ones using science-backed methods for personal growth. Why Choose DevHabit? • Dual Management - Unique good/bad habit classification system for better psychological experience • Home Screen Widgets - 3 widget sizes for instant progress check without opening the app • Smart Analytics - Streak counts, completion rates, trend analysis to witness daily growth • Achievement System - Unlock exclusive badges to stay motivated • Personalized Reminders - Gentle reminders for good habits, warning alerts for bad ones Core Features Habit Management 24 beautiful icons to personalize your habits Separate tracking for good and bad habits Custom reminder times and frequencies Progress Tracking One-tap check-in with intuitive interface Calendar view for historical records Streak counts and cumulative statistics Home Screen Widgets Small: Display 2 important habits Medium: Show 4 habits with progress Large: Complete dashboard view Achievement System 8 carefully designed achievement badges Milestone rewards for consistency Unlock Pro feature previews Pro Features Upgrade to Pro for powerful advanced features: • Unlimited habits (Free version limited to 3) • Advanced analytics and trend charts • iCloud auto-sync - never lose your data • All widget sizes and styles • 100+ professional habit templates • Data export (PDF/Excel formats) • Custom themes and personalization • Priority customer support Special Offers • 7-day free trial of all Pro features • 50% off first month for new users • Annual subscription saves 28% vs monthly Let DevHabit accompany your growth journey. Start today and make change a habit! Privacy Policy: https://gist.github.com/mokong/a2b2a5ba51df445acb8f1c47b5ebb08e/raw Terms of Use: https://gist.github.com/mokong/4cb5c50f435fcf6b689478051fad47c1/raw

About

青灯墨屏

Features
Read full description

青灯墨屏是一款极简的阅读显示预设工具。 它把 iOS 系统自带的显示与辅助功能,整理成适合不同场景的「墨色」预设: 墨读:灰度 + 白点 + 减弱动态,适合长文、通勤和日常阅读。 深读:灰度 + 白点 + 亮度 40% + 减弱动态,适合强光、户外和需要更压光的场景。 夜读:灰度 + 白点 + 亮度 40% + 夜览 + 减弱动态,适合睡前和暗光环境。 青灯墨屏不需要账号,不接入广告,也不接入第三方统计 SDK。 日常切换可通过 Apple 官方「快捷指令」App 完成。你可以把这些预设放到控制中心、Action Button、Back Tap、Siri 或辅助功能入口中,用更少的步骤进入阅读状态。

Screenshots

DevHabit4 screens
青灯墨屏3 screens

Verdict

The call

The clearest difference is in-app purchases: 青灯墨屏 at none against DevHabit's 3. 青灯墨屏 also leads on update cadence (weekly vs every 4 months). On price, ads, device support and iOS requirement there is nothing between them.

Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS

CostPrice · In-app purchases · Ads · Monetization

Both are free to download. DevHabit sells 3 in-app purchases, starting at $2.99 per month. 青灯墨屏 asks for nothing beyond the download.

UpkeepUpdate frequency

DevHabit ships an update every 4 months, 青灯墨屏 weekly. Both last shipped on October 25, 2026.

Scorecard2 real differences · 4 level
DevHabit versus 青灯墨屏: the parameters behind the verdict, then further details
ParameterDevHabit青灯墨屏
PriceFreeFree
Update frequencyEvery 4 monthsWeekly — better
AdsNoNo
In-app purchasesYesNo — better
DevicesiPhone, iPad — betteriPhone
Requires iOS16.016.0
Further details — not scored
Size3 MB14 MB
Age rating4+4+
Developer珍珍 张泽轩 王

In-app purchases

3 purchases

DevHabit

Subscriptions2
  • Pro Monthly$2.991 Month
  • Pro Yearly (Best Value)$19.991 Year
One-time1
  • Pro Lifetime$39.99
None

青灯墨屏

No in-app purchases

Questions

Is DevHabit free?
DevHabit is free to download, with in-app purchases available.
Is 青灯墨屏 free?
青灯墨屏 is free to download, with no in-app purchases.
Do DevHabit or 青灯墨屏 have ads?
Neither DevHabit nor 青灯墨屏 shows ads.
Which is updated more often, DevHabit or 青灯墨屏?
DevHabit ships an update every 4 months, and 青灯墨屏 weekly. Most recently, DevHabit was updated on October 25, 2026 and 青灯墨屏 on October 25, 2026.

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